第3题: [单项选择]The doctor insisted that his patient ______ . A. that he not work too hard for three months B. take it easy for three months C. taking it easy in three months D. to take a vacation for three months 参考答案:B 答案解析:动词用法。insist(on,upon)意为“坚持;坚决认为”,从句中用虚拟语气。因此选项B正确。